Avatar Yangchen was the fourth Avatar in the Avatar cycle, known for her wisdom and strong connection to the Spirit World. She was an Air Nomad, and her time as Avatar was marked by a commitment to peace and balance, often prioritizing the needs of the world over her own desires. Yangchen is remembered for her ability to communicate with spirits and her dedication to maintaining harmony among the four nations: Water, Earth, Fire, and Air. Her legacy continues to influence future Avatars, including Avatar Aang and Avatar Korra, who look to her teachings for guidance.